The stomach flu or gastroenteritis is caused by bacteria, viruses, and parasites. Learn about how it is spread and how long it is contagious.
How long is the stomach flu contagious (incubation period)? Stomach flu is contagious when the organisms that cause stomach flu are spread to uninfected individuals. The timeframe or how long the infected person remains contagious depends on the infecting cause. For example, the most common cause...
How Long Are Viral Infections Contagious? Contagiousness refers to the ability of a virus to be transmitted from one person (or host) to another. Viral infections are contagious for varying periods of time depending on the virus. An incubation period refers to the time between exposure to a vi...